| Idanha-a-Nova to Cassina de' Pecchi | 924.94 mi (1,488.55 km) |
| Idanha-a-Nova to Cassino | 1,106.02 mi (1,779.97 km) |
| Idanha-a-Nova to Castagneto Carducci | 947.18 mi (1,524.34 km) |
| Idanha-a-Nova to Castano Primo | 898.32 mi (1,445.71 km) |
| Idanha-a-Nova to Castel Bolognese | 1,019.04 mi (1,639.99 km) |
| Idanha-a-Nova to Castel Gandolfo | 1,044.86 mi (1,681.53 km) |
| Idanha-a-Nova to Castel Goffredo | 971.66 mi (1,563.73 km) |
| Idanha-a-Nova to Castel Maggiore | 1,001.53 mi (1,611.81 km) |
| Idanha-a-Nova to Castel Mella | 960.62 mi (1,545.97 km) |
| Idanha-a-Nova to Castel San Giorgio | 1,153.47 mi (1,856.32 km) |
| Idanha-a-Nova to Castel San Giovanni | 918.14 mi (1,477.60 km) |
| Idanha-a-Nova to Castel San Pietro Terme | 1,009.64 mi (1,624.85 km) |
| Idanha-a-Nova to Castel Volturno | 1,111.50 mi (1,788.79 km) |
| Idanha-a-Nova to Castelbuono | 1,152.09 mi (1,854.11 km) |
| Idanha-a-Nova to Casteldaccia | 1,120.21 mi (1,802.80 km) |
